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i40e: Fix channel addition in reset flow 

Fix recreating the channel VSIs during the reset flow to reconfigure
the Tx rings and the queue context associated with the channel VSI.
Also update the next_base_queue for the VSI while rebuilding the
channel VSIs after a reset.

Signed-off-by: Amritha Nambiar <amritha.nambiar@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Amritha Nambiar 2018-01-08 17:27:20 -08:00 committed by Jeff Kirsher
parent e0346f9fcb
commit bbf0bdd41f
1 changed files with 11 additions and 0 deletions
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11
drivers/net/ethernet/intel/i40e/i40e_main.c
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@ -9007,6 +9007,17 @@ static int i40e_rebuild_channels(struct i40e_vsi *vsi)
vsi->uplink_seid);
return ret;
}
/* Reconfigure TX queues using QTX_CTL register */
ret = i40e_channel_config_tx_ring(vsi->back, vsi, ch);
if (ret) {
dev_info(&vsi->back->pdev->dev,
"failed to configure TX rings for channel %u\n",
ch->seid);
return ret;
}
/* update 'next_base_queue' */
vsi->next_base_queue = vsi->next_base_queue +
ch->num_queue_pairs;
if (ch->max_tx_rate) {
u64 credits = ch->max_tx_rate;